Poulsbo, WA Radon Mitigation and Testing

Q: What EPA Radon Zone is Poulsbo in?

Poulsbo is in Kitsap County, EPA Zone 3.

Q: How much does radon mitigation cost in Poulsbo?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Kitsap County

EPA Zone 3

This scenic waterfront city in Kitsap County sits on the Olympic Peninsula within the Bremerton Metro area, surrounded by Puget Sound's marine environment. The underlying glacial deposits and volcanic soils typical of western Washington create variable radon conditions. Though specific testing data for zip code 98370 is limited, the region's geological diversity suggests homeowners should test their properties for radon levels.

Poulsbo, WA Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Poulsbo, WA Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Poulsbo Radon Facts

Key details about the radon risk profile for Poulsbo and the 98370 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Kitsap County, WA

Zip Code

98370

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Poulsbo and the 98370 zip code are located in Kitsap County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Poulsbo, WA

What EPA Radon Zone is Poulsbo in?

Poulsbo and the 98370 zip code are in Kitsap County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Poulsbo?

Radon mitigation in Poulsbo typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Poulsbo?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Washington

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Vancouver	6.56 pCi/L	9
Kent	3.60 pCi/L	5
Seattle	5.25 pCi/L	4
Olympia	5.00 pCi/L	4
Bellevue	3.75 pCi/L	4
Spokane	11.67 pCi/L	3
Camas	8.00 pCi/L	3
Centralia	7.00 pCi/L	3
Bellingham	4.50 pCi/L	2
Kirkland	4.50 pCi/L	2
Washougal	8.00 pCi/L	1
Ridgefield	5.00 pCi/L	1
Moses Lake	No submissions	0